uniapp点击给当前元素动态添加class

uni点击给元素动态添加class

<view class&＃61;"recharge_num" :class&＃61;"{&＃39;active&＃39;:add_class&＃61;&＃61;1}" &＃64;click&＃61;"addClass(1)">
view><script>export default {data() {return {add_class:&＃39;&＃39;,}},methods: {// 动态添加classaddClass(index){this.add_class&＃61;index;}}}
script>